<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true">
        <el-form-item>
          <el-input v-model="keyword" placeholder="姓名"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="keywordQuery">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表-->
    <el-table :data="employees" highlight-current-row v-loading="listLoading" @selection-change="selsChange"
              style="width: 100%;">
      <el-table-column type="selection" width="55" align="center">
      </el-table-column>
      <el-table-column type="index" width="60" align="center">
      </el-table-column>
      <el-table-column prop="username" label="员工姓名" width="100" sortable align="center">
      </el-table-column>
      <el-table-column prop="phone" label="电话" width="106" sortable align="center">
      </el-table-column>
      <el-table-column prop="email" label="邮箱" width="133" sortable align="center">
      </el-table-column>
      <el-table-column prop="password" label="员工密码" width="150" sortable align="center">
      </el-table-column>
      <el-table-column prop="age" label="年龄" width="100" align="center">
      </el-table-column>
      <el-table-column prop="state" label="状态" width="100" sortable align="center">
        <template scope="scope">
          <span style="color: #13ce66" v-if="scope.row.state==1">启用</span>
          <span style="color: red" v-else>禁用</span>
        </template>
      </el-table-column>
      <el-table-column prop="department.name" label="管理部门" width="100" align="center">
      </el-table-column>
      <el-table-column prop="shop_id" label="门店" width="70" align="center">
      </el-table-column>


      <el-table-column label="操作" width="145" align="center">
        <template scope="scope">
          <el-button size="small" @click="handleSave(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--分页栏数据-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next" @current-change="handleCurrentChange" :page-size="pageSize"
                     :total="totals" style="float:right;" :current-page="currentPage">
      </el-pagination>
    </el-col>


    <!--编辑界面-->
    <el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
      <el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
        <el-form-item label="员工姓名" prop="username">
          <el-input v-model="saveForm.username" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="员工密码" prop="password">
          <el-input v-model="saveForm.password" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="员工电话" prop="phone">
          <el-input v-model="saveForm.phone" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="员工邮箱" prop="email">
          <el-input v-model="saveForm.email"></el-input>
        </el-form-item>
        <el-form-item label="员工年龄" prop="age">
          <el-input v-model="saveForm.age"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="saveForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="所属部门" prop="department_id">
          <el-input v-model="saveForm.department_id"></el-input>
        </el-form-item>
        <el-form-item label="管理门店" prop="shop_id">
          <el-input v-model="saveForm.shop_id"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="saveFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="saveSubmit" :loading="saveLoading">提交</el-button>
      </div>
    </el-dialog>
  </section>
</template>

<script>
//import NProgress from 'nprogress'

export default {
  data() {
    return {
      employees: [],
      totals: 0,
      currentPage: 1,
      pageSize: 5,
      keyword: "",
      title: "",
      listLoading: false,
      sels: [],//列表选中列
      saveFormVisible: false,//编辑界面是否显示
      saveLoading: false,

      //表单匹配验证,name和sn必须输入值才能继续操作
      saveFormRules: {
        username: [
          {required: true, message: '请输入员工名字', trigger: 'blur'}
        ],
        password: [
          {required: true, message: '请输入员工密码', trigger: 'blur'}
        ],
        email: [
          {required: true, message: '请输入员工邮箱', trigger: 'blur'}
        ]
      },

      //编辑界面数据,都给默认值,重置数据方便添加方法,数值类型默认null,字符串默认空串
      saveForm: {
        id: null,
        username: '',
        phone: '',
        email: '',
        password: '',
        age: null,
        state: 1,
        department_id: null,
        logininfo_id: null,
        shop_id: null,
      }
    }
  },


  methods: {
    getEmployees() {
      let para = {
        currentPage: this.currentPage,
        pageSize: this.pageSize,
        keyword: this.keyword
      };
      this.listLoading = true;
      this.$http.post("/employee", para).then(res => {
        this.totals = res.data.totals;
        this.employees = res.data.data;
        //显示完毕将加载圈消失
        this.listLoading = false;
      }).catch(res => {
        this.$message.error("网络繁忙,请稍后再试..")
      })
    },

    handleCurrentChange(val) {
      this.currentPage = val;
      this.getEmployees();
    },

    //3.高级查询
    keywordQuery() {
      this.currentPage = 1;
      this.getEmployees();
    },

    //4.单个删除
    handleDel: function (index, row) {
      //警告提示框
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => { //点击确定进入then方法中
        this.listLoading = true;//开启加载圈
        //发送异步请求,将对象的id传给后端
        this.$http.delete("/employee/" + row.id).then(res => {
          if (res.data.success) {  //状态对象如果是true则删除成功进入if
            this.$message.success("删除成功!") //成功提示框
            //算出最后总页数
            var totalPage = Math.ceil(this.totals / this.pageSize);
            //如果当前页是总页数就是最后一页,并且个数模页数可以整除那就是每页最后一条,并且这不是第一页
            if (this.currentPage == totalPage && (this.totals - 1) % this.pageSize == 0 && this.currentPage != 1) {
              //满足条件就返回到删除页的前一页
              this.currentPage = this.currentPage - 1;
            }
            this.getEmployees();//删除完后调用列表数据展示
            this.listLoading = false;//关闭加载圈
          } else {
            //如果状态对象为false则失败,弹框提醒用户
            this.$message.error("网络繁忙~~请稍后再试..")
          }
        }).catch(() => {  //catch则是有异常 弹窗提醒
          this.$message.error("网络繁忙~~请稍后再试..")
        });
      }).catch(() => {
        //提示框点击取消则弹窗提醒
        this.$message.error("请重新操作..")
      });
    },

    selsChange: function (sels) {
      this.sels = sels;
    },
    //批量删除
    batchRemove: function () {
      var ids = this.sels.map(item => item.id)
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        //NProgress.start();
        this.$http.patch("/employee", ids).then(res => {
          if (res.data.success) {
            this.$message.success("删除成功")
            this.currentPage = 1;
            this.getEmployees();
          } else {
            this.$message.error("网络繁忙...请稍后再试")
          }
        }).catch(res => {
          this.$message.error("网络繁忙...请稍后再试")
        })
      }).catch(() => {

      });
    },

    //7.点击添加弹出对话框
    handleAdd: function () {
      this.title = "添加";  //动态修改标题
      this.saveForm = {   //每次点击将form表单中数据清空
        id: null,
        username: '',
        phone: '',
        email: '',
        password: '',
        age: null,
        state: 1,
        department_id: null,
        logininfo_id: null,
        shop_id: null,
      };
      this.saveFormVisible = true;  //显示添加对话框
    },

    //8.点击修改按钮弹出对话框
    handleSave: function (index, row) {
      //动态修改标题
      this.title = "修改";
      //回显数据
      //克隆对象防止列表中的数据也发生改变
      this.saveForm = Object.assign({}, row);//按照属性同名原则进行赋值
      //显示对话框
      this.saveFormVisible = true;
    },


    //9.添加或者修改对话框单击事件处理
    saveSubmit: function () {
      this.$refs.saveForm.validate((valid) => { //valid表单验证 满足条件则true
        if (valid) {
          //必填项都填了则弹窗确认提交框
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            this.saveLoading = true;
            //NProgress.start(); 对象克隆,防止model改变原数据
            let para = Object.assign({}, this.saveForm);

            //如果parentid是null或者0 默认给设置为null,前端是Long接收。
            if (para.department_id == null || para.department_id.length == 0) {
              para.department_id = null;
            }
            //发送请求将克隆对象传入给后端
            this.$http.put("/employee", para).then(res => {
              this.saveLoading = false; //关闭提交的加载框
              this.saveFormVisible = false; //关闭对话框
              if (res.data.success) {  //状态对象 操作成功则进入if
                this.$message.success("操作成功!");//弹窗提醒
                this.getEmployees();//添加完成后关闭加载框、对话框并展示列表数据
              } else {
                this.$message.error("系统繁忙,请稍后再试！")//状态对象false 弹窗提醒
              }
            }).catch(res => {
              //代码错误,弹框提醒
              this.$message.error("系统繁忙,请稍后再试！")
            })
          });
        }
      });
    },
  },

  mounted() {
    this.getEmployees();
  }
}

</script>

<style scoped></style>